LilyGO T-Watch-2020 V2 ESP32 GPS 1.54 Touch display watch
Code: LA100116B
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Product detailed description
The latest version of a development kit for wearable electronics in the shape and size of a watch. The kit is based on the ESP32 microcontroller clocked at 240MHz, which includes WiFi and Bluetooth. Also included on the kit board is a BMA423 3-axis accelerometer, PCF8563 real-time clock, LED, vibration motor and speaker. The power supply is provided by a 3.7V Li-ON battery, which is charged via a microUSB connector.
In version 2 there are also GPS L76K and microSD card holder.
FreeRTOS is used as the operating system. Programming is done via the microUSB connector.
Specifications:
| Chipset | ESP32, dual-core MCU, PMU power management AXP202 |
| FLASH | QSPI flash 4MB |
| SRAM | 520KB |
| PSRAM | 16MB |
| Buttons | 1x Power |
| USB to TTL | CH9102F |
| Oscillator | 40MHz |
| Supply voltage | 2.7V-3.6V |
| Operating temperature range | - 40 ℃ ~ + 85 ℃ |
| Color | Gun color (dark gray) |
| Dimensions and weight | 48x40x12.7mm 58.5g |
| Display | 1.54 inch LCD capacitive touch screen ST7789V + FT6236U |
| Integrated sensors | BMA423 3-axis accelerometer, pedometer function, activity recognition/tracking, advanced gesture recognition |
| Real time clock | PCF8563 |
| GPS | L76K |
| Power | USB 5V/1A |
| Charging current | Programmable |
| Batteries | 3.7V Li-ON - LS-Q1 |
| Wi-Fi | |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip) |
| Protocols | 802.11 b/g/n (802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval |
| Frequency range | 2.4GHz~2.5GHz(2400M~2483.5M) |
| Output power | 22dBm |
| Communication range | 300m |
| Bluetooth | |
| Protocols | Meet bluetooth v4.2BR/EDR and BLE standard |
| Frequency | with -97dBm sensitivity NZIF receiver Class-1, Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software Specifications | |
| Wi-Fi Mode | Station/SoftAP/SoftAP+Station/P2P |
| WiFi security | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption support | AES/RSA/ECC/SHA |
| Firmware upgrade | UART download/OTA (Through network/host to download and write firmware) |
| Software development | Support cloud server development /SDK for user firmware development |
| Network protocols | IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT |
| User configuration | AT + Instruction set, cloud server, android/iOS app |
| OS | FreeRTOS |
Delivery components:
- 1pc LilyGO T-Watch-2020 V2 ESP32 GPS 1.54 Touch display watch
- 1pc strap for attaching the watch to the wrist
- 1 pc microUSB cable
Remark:
- The included demo software does not have full functionality, it is for demonstration only.
- This product is not a standalone functional unit and may require professional installation.
- Product images are for illustration purposes only and may sometimes differ from the actual appearance of the item. However, this does not change its basic properties.
Additional parameters
| Category: | ESP Development Boards |
|---|---|
| Warranty: | 2 years |
| Weight: | 0.105 kg |
| Type: | ESP |
| Logical levels: | 3.3V |
| I/O pins: | Ne |
| PWM pins: | Ne |
| ADC pins: | Ne |
| Frequency: | 40MHz |
| Flash memory: | 16MB |
| SRAM memory: | 8.5MB |
| EEPROM memory: | Ne |
| Connector with battery charger: | Yes |
| Microcontroller: | ESP32 |
| Converter: | CP2104 |
| Bluetooth: | Yes |
| WiFi: | Yes |
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